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-rw-r--r--include/net/if_inet6.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h
index 11cf373970a9..51a7031b4aa3 100644
--- a/include/net/if_inet6.h
+++ b/include/net/if_inet6.h
@@ -41,6 +41,7 @@ struct inet6_ifaddr {
struct in6_addr addr;
__u32 prefix_len;
+ /* In seconds, relative to tstamp. Expiry is at tstamp + HZ * lft. */
__u32 valid_lft;
__u32 prefered_lft;
atomic_t refcnt;